Can I Afford This Apartment?

Rent is typically the largest single line item in a household budget, and getting it wrong has compounding consequences — it's hard to downsize quickly, lease breaks are expensive, and high rent leaves little room to absorb anything unexpected. Most affordability guidance focuses on monthly income ratios, but those rules don't account for your full picture: existing debt, savings cushion, or upcoming expenses.

The 30% rule has limits. "Spend no more than 30% of gross income on rent" is a starting point, but a household carrying $800/month in student loans and $400 in car payments may find that 25% still leaves them dangerously thin each month.

Common rent affordability rules — and their limits

30% of gross income The traditional benchmark. On a $60,000/year salary ($5,000/month gross), that suggests $1,500 max. But gross income doesn't reflect take-home pay, taxes, or existing obligations.

40x monthly rent rule Many landlords require 40× the monthly rent in annual income to qualify. $2,500/month rent = $100,000/year minimum. Qualifying isn't the same as being able to afford it.

50/30/20 budget rule Rent + utilities fall in the "needs" 50% bucket alongside other fixed expenses. If rent alone exceeds 30–35% of take-home, there's almost no room for the rest of the "needs" category.

What to factor in beyond base rent

Utilities: Electric, gas, and water can add $150–$300/month depending on climate and unit size
Renter's insurance: Typically $15–$30/month — required by many landlords
Move-in costs: First + last month + security deposit = 2–3× monthly rent upfront
Parking and pet fees: Can add $50–$200/month in urban areas
Lease-break costs: If you need to exit early, penalties are often 1–2 months' rent

How to use the calculator for rent: Enter the monthly rent amount as the "purchase price" and select "Cash" as the payment type. Fill in your income, savings, and fixed obligations. The resulting score reflects whether this monthly outflow is sustainable given your overall financial picture. The higher out-of-pocket number you see represents what you'll spend in the first year of the lease.

Check if this apartment works for you

The calculator is pre-filled with a $2,000/month rent estimate. Adjust to your actual rent and enter your financial details to see a score and plain-language assessment.

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